welcome to P.J. Spring

Custom Spring Manufacturing Built Around Your Requirements

Advanced manufacturing processes, rigorous inspection, and ISO 9001:2015 quality systems ensure consistent performance from prototype to production.

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Precision Components. Engineered to Perform

(630) 876 0900

From custom springs and wire forms to precision-manufactured components, P.J. Spring delivers reliable solutions built to meet your exact specifications. With a focus on quality, consistency, and dependable manufacturing, we help businesses turn demanding requirements into production-ready components.

Engineering / Custom Design Section

From Concept to Production

A manufacturing partner that understands your requirements.

1. Tell Us Your Requirements

Share your drawing, specifications, dimensions, material requirements, or application details.

2. Engineering & Review

Our team evaluates the requirements and manufacturing considerations.

3. Manufacturing

Your components are produced using the appropriate manufacturing processes and equipment.

Inspection & Delivery

Quality checks help ensure your components meet the required specifications before delivery.

Quality Built Into Every Part

Precision manufacturing is only valuable when quality is consistent. That’s why quality control is integrated throughout our manufacturing process.

Our quality assurance program provides controls throughout the manufacturing cycle—from proposals and production through final inspection and delivery.

Advanced measurement systems collect data from calipers, micrometers, indicators, and spring testers to help monitor process capability and maintain dimensional consistency.
ISO 9001:2015 Certified

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Precision Components for Demanding Applications

Our custom-manufactured components can be engineered for a wide range of industrial and commercial applications.

Discuss Your Application